Which change of state occurs at 100 °C when heat energy has been added to liquid water?
A. boiling
B. melting
C. freezing
D. condensing

Answers

Answer 1

A. Boiling

Boiling point is 100 degrees Celsius

I hope that helps u! :)

Answer 2

The answer is A. boiling because 100⁰ Celsius converts to 212⁰ Fahrenheit, and water boils at 212⁰F  


Related Questions

A wolf pack hunts,kills, and feeds on a moose. In this interactions, the moose is a?

Answers

i think the moose is a prey?

Answer:

Prey.

Explanation:

If a pack of wolves hunt then whatever they kill is called the prey,thus meaning the mosse is the prey because thaat is what the wolves killed.

ANSWER THIS FOR ME PLZ BRAINLY GANG :D

What type of sunscreen can best reduce risk of melanoma?
SPF 4 used daily
SPF 4 used once a month
SPF 15 or higher used daily
SPF 15 or higher used once a month

Answers

When used as directed with other sun protection measures, broad spectrum sunscreen with an SPF of 15 or higher helps prevent sunburn and reduces the risk of early skin aging and skin cancer (melanoma and squamous cell carcinomas) associated with UV radiation. hope this helped lower the answers

Answer:

The answer is to use SPF 15 or higher used daily. So answer C

Explanation:

I know this because I also am in FLVS and just completed it o and also congrats on only having two semester exams left

The process of blank leads to the information of new species by?

Answers

The process of mutation leads to the formation of new species. Species evolve because of the accumulation of mutations that occur over time. Some mutations are harmful where as some are useful which are selected by the nature, nothing but natural selection.

Which organ produces amylase?

Answers

pancreas

Amylase is an enzyme that helps to break down starch into simpler sugars. Amylase functions within the mouth or the small intestine. However, amylase is produced in either the salivary glands, pancreas, or small intestine. Amylase is one of the many different kinds of enzymes that are found within the body.

the pancreas produce amylase

Where does the endocrine system release hormones into? Apex

A) The stomach
B) The bloodstream
C) The mouth
D) The pancreas

Answers

Answer:

B) The bloodstream

Explanation:

The endocrine system releases hormones into the bloodstream. Option B is correct.

The endocrine system is a collection of glands that produce hormones, which are chemical messengers that travel through the bloodstream to target cells in other parts of the body. The endocrine system releases hormones directly into the bloodstream, where they can be carried to all parts of the body. The stomach, mouth, and pancreas are all organs that are part of the digestive system, but they do not release hormones.

Endocrine glands are glands that produce hormones, which are chemical messengers that travel through the bloodstream to target cells in other parts of the body. The stomach, mouth, and pancreas are exocrine glands, which means they produce substances that are released into ducts that lead to the outside of the body. Option B is correct.

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is it true or false that the salinity of an ocean will increase when a freshwater source flows into it.

Answers

False if anything the fresh water would decrease

itss falseeeeeeeeeeeeee

what does traits will only be expressed if both recessive allies are passed down from each parent otherwise I'll be hidden in dominant allele what does that mean

Answers

Recessive Inheritance

When a trait is recessive, an individual must have two copies of a recessive allele to express the trait. Recessive alleles are denoted by a lowercase letter (a versus A). Only individuals with an aa genotype will express a recessive trait; therefore, offspring must receive one recessive allele from each parent to exhibit a recessive trait. One example of a recessive inherited trait is a smooth chin, as opposed to a dominant cleft chin. Let (S) represent the dominant allele, and (s) represent the recessive allele. Only (ss) individuals will express a smooth chin. To determine the probability of inheritance of a smooth chin (or any other recessive trait), the genotypes of the parents must be considered. If one parent is heterozygous (Ss) and the other is homozygous recessive (ss), then half of their offspring will have a smooth chin.  In other words, any of the offspring will have a fifty percent chance of having a smooth chin. A Punnett square can be used to determine all possible genotypic combinations in the parents.

Hope it helped!!

Which two structures are not found in animal cells

Answers

Cell wall and chloroplasts are found in the plant cell, but they are not found in animal cells.

The chloroplasts and the vacuole are not found in animal cells, they are found in plant cells.

which type of tropism aids plants the most in photosynthesis

Answers

Tropism is the response of an organism towards any stimuli. stimuli may be light, gravity, temperature etc. In photosynthesis plants are responded towards light, and growth of their shoot system are towards the light source. This type of tropism is called phototropism.

Answer:

Tropism refers to the response a body system of the organism produces according to an external stimulus. Plants shows tropism depending upon the type of stimuli. The stimuli can be sunlight, gravity, water or even touch. The tropism related with the sunlight is phototropism. Phototropism is a typical response of a plant shoot towards the sunlight. The plant shoots grow in the direction of sunlight, hence they show positive phototropism, whereas plant roots grow in direction against the sunlight, they show negative phototropism. Phototropism helps in availing sunlight to plants which is a necessary ingredient required for photosynthesis.

Harold makes a very diagram to help him compare and contrast mitosis and meiosis

A. Forms diploid cells
B.creates an even number of cells
C.includes two rounds of cell division
D. Duplicates body cells

Answers

Answer:- Option C - Includes two rounds of cell division.

Explanation :-

A Venn diagram is used to depict all possible relations between different sets.

In the given venn diagram-

1. The region X will consist of the features that are unique in mitosis.

2. Region Z will consist of features unique to meiosis

3. Region Y consists of features that are common to both mitosis and meiosis.

Meiosis is a process in which a cell undergoes 2 rounds of cell division known as meiosis I and meiosis II to produce 4 cells from a single cell.As a result of meiosis a diploid cell (2n) divides to form 4 haploid (n) cells. Such type of cell division is known as reductional division since, there is reduction in the number of chromosomes.The process of meiosis takes place to produce the gametes that is the sperm and the ovum.Mitosis is a type of cell division in which a single cell goes under a single round of cell division and divides to produce 2 cells.In mitosis a diploid cell thus, gives rise to 2 diploid cells.Mitosis is called equivalent division as there is no change in the number of chromosomes. The process of mitosis takes place to give rise to the cells of the body.

Thus, we can conclude that both mitosis and meiosis result in even number of cells that is 2 and 4 respectively.

Mitosis is responsible for duplicating body cells and forming diploid cells.

Meiosis   includes two rounds of cell division.

Answer:

the answer is c

Explanation:

The small mammals, insects, and plants living in the tundra cannot migrate to warmer places to avoid the severe winter conditions. They have very specific adaptive strategies for survival. Identify the adaptation and purpose that is not seen among tundra plants.
A) Low growing plants to avoid the drying winds.
B) Waxy coating prevents evaporative water loss.
C) Tundra plants can only photosynthesize in bright light.
D) Silver-gray hairs on leaves provide a greenhouse effect so plants stay warm.

Answers

The correct answer choice is C.) Tundra plants can only photosynthesize in bright light. A majority of tundra plants grow low to the ground to avoid winds, have waxy coatings to help protect against evaporation, and hairs on the leaves to keep warm. Hope this helped!

C) Tundra Plants can only photosynthesize in bright light. That just doesn't make sense, the plants want more energy.

What farming method is used in dry or desert areas?
(A) chinampas
(B)drip irrigation
(C)wind-powered pumps
(D)aqueducts

Answers

Answer: Option B

Explanation:

Desert farming is the practice of developing agriculture in deserts. Agriculture can be defined as the act of irrigation, water supply and farming.

The desert farming is different from the other types of farming and it has been practiced by the person living there.

These practices are to be used very precisely as the water is not available in a plenty amount. Taking into consideration drip irrigation is used in the desert and dry areas.

Drip irrigation can be defined as the modern method by which the micro-irrigation technique in which the water and the nutrients are saved and it allows the water to drip slowly into the roots of plants.

Answer:

B. Drip irrigation

Explanation:

which type of rock may contain fossils?

A) igneous

B) sedimentary

C) radioactive

D) geologic

Answers

Your answer would be B) sedimentary

Answer

Option B - Sedimentary

Explanation

Sedimentary rocks may contain fossils. Sedimentary rocks are kinds of rock which are made by the removal and consequent attachment of organic bits on the ground or bodies of water at the Earth's surface. The particles that compose a sedimentary rock are described as sediment that can be comprised of minerals or organic matter. Sedimentation is the combined name for methods that make these shreds to live in a place.

One-quarter of the possible offspring for a cross are homozygous dominant. What genotype do each of the parents have?
1) heterozygous
2)homozygous dominant
3)homozygous recessive
4)homozygous

Answers

It is 1 !! Heterozygous

As lets suppose Tt and Tt ; it will produce TT, Tt, Tt, tt
thus 1/4 of homozygous dominant !!

if you need more info; comment !!

The answer is Heterozygous:)

Which of these best explains why Earth’s inner core is a solid?

Low pressure due to other layers forces the particles to stay closer.
High pressure due to other layers forces the particles to stay closer.
High temperature due to other layers keeps the particles close together.
Low temperature due to other layers keeps the particles close together.

Answers

I believe the answer is high pressure due to other layers forces the particles to stay close together. It can’t be the first option because no pressure would let them act as they want to. It can’t be the third option because heat will cause the particles to move much more than they would in cold temperature. It could be the last option since cold keeps particles still but the temperature inside the earth is quite hot so the inner core wouldn’t be cold. I hope this helps!

Answer:

The answer is C

Explanation:

The point or sound or wave originates

Answers

Sounds & other waves originate from any vibrating object

Answer:

Wave source

Explanation:

suppose you are hiking in the hills and you come across a wall of rock. you look closely at the rock and you notice a trilobite fossil embedded in it. what might this fossil suggest yo you about the hills you are hiking in?

A. The hills used to be volcanic and are now dormant
B. The hills, at one time, were under water
C. The hills were once at a much higher elevation
D. The hills are rich in sandstone

Answers

Your answer would be B). The hills, at one time, were under water. Trilobite fossils are fossils that are rocks that have bones engraved in them. Trilobites are marine animals that have been extinct for thousand of years. Since they're marine animals, the hill use to have water. You wouldn't see a Trilobite fossil in a land where there has been no source of water.

Hope this helps out :)

The answer would be: B) The hills, at one time, were under water.

Explanation:

- Trilobite were once a marine creature. Trilobite's are extinct, that being said they are no longer living.

- Marine is basically  another word for Sea, which Trilobite were a marine creature.

Based on those two statements above, I can conclude that the hill's were once under water.

That being said, the answer is:  B) The hills, at one time, were under water.

I hope this helps! :)

-LizzyIsTheQueen

We know that animals can be separated into two big groups: vertebrates and invertebrates. An example of each would be a horse and a horse fly. Even though these animals are very different structurally, they have several things in common. Both animals MUST have a method for ____________ because they are both classified as heterotrophs.
A) moving
B) using oxygen
C) getting food
D) reproduction

Answers

The correct answer is C.) Getting food. Unlike plants, which have the ability to produce enough food through photosynthesis, heterotrophs, which include all animals (Invertebrates are animals as well) must gain their food from outside sources. Hope this helped!

I agree the answer is C.

lists the levels of organization starting with cells

Answers

There are 13 levels of organization. In sequence, they are represented as atoms, molecules, organelles, cells, tissues, organs, organ systems, organisms, population, community, ecosystem, biome, and biosphere.

how does the respiratory system work at the tissue level

Answers

The nose, pharynx, larynx, trachea and bronchi all work like a system of pipes through which the air is funnelled down into our lungs. There, in very small air sacs called alveoli, oxygen is brought into the bloodstream and carbon dioxide is pushed from the blood out into the air.

my answer was deleted recently for me say i didnt know how to anwser it but i was just trying to explain i didnt really have teh right words for it and id try my best  the went me down two ranks you are a very rude person and shouldnt delete peaples answers for notin anyway pal  im talking to a mod about this >:(


PLEASE I NEED HELP
A woman who is heterozygous for hemophilia marries a normal male. What are the possible phenotypes of their children?

Answers

A man with hemophilia (a recessive, sex-linked blood clotting disorder) has a daughter of normal phenotype. She marries a man who is normal for the trait. Since this is a recessive disorder, one XH allele will give a normal phenotype.

Have you tried a Punnet Square yet?

but if not it would be:

HH: 25%

Hh: 50%

hh: 25%

Where do joint capsule receptors send proprioceptive information?

Answers

TO. YOUR. BRAIN. have a nice day?

Explain the difference between chromosomes, chromatids and chromatin. (3-4 sentences)

Answers

Answer:

A Chromosome is a long thread-like structure that are known to form the DNA molecule, and chromatid is one half of two identical copy of DNA. The two chromatids are joined together to form the chromosome. And chromatids are made up of a substance called as chromatin.

Chromosomes and chromatids are closely related to each other and both of them are made up of DNA molecules. Chromosomes carry the genetic material and chromatids form the DNA.


Maxwell shoots a rubber band at his friend Jimmy. Which type of energy is converted into kinetic energy?

A.) Elastic potential energy
B.) Nuclear potential energy
C.) Chemical potential energy
D.) Gravitational potential energy

Answers

Final answer:

The energy converted into kinetic energy when Maxwell shoots a rubber band is elastic potential energy.

Explanation:

When Maxwell shoots a rubber band at his friend Jimmy, the type of energy that is converted into kinetic energy is A.) Elastic potential energy. This is because the rubber band, when stretched, stores energy due to its elasticity. Upon release, this stored elastic potential energy is converted into the kinetic energy of the motion as the rubber band flies towards Jimmy. This conversion is in accordance with the conservation of energy, which states that energy cannot be created or destroyed, only transformed from one form to another.

what color is the beach

Answers

Hello,

There are many colors, not just one. The two main colors are blue and tan. Tan is referring to the sand, considering this is a beach, there is going to be sand, and sand takes up a majority if not all the beach. The second color is blue. Blue is referring to the sky and the water.

- I . A -

Which type of microscope has the simplest way of preparing a sample to examine

Answers

Optical microscopes also known as light microscopes has the simplest way of preparing sample. The microscopic slides that are examined is prepared easily when compared to sample preparation of electron microscopes.


when the process of mitosis is correctly completed, the daughter cells should contain exact copies of all of on organisms genes. which biomolecule contains all of the organisms genes

Answers

Final answer:

The biomolecule that contains all of an organism’s genes is DNA. During the mitosis process, the genomic DNA is replicated, ensuring each daughter cell contains an exact copy of the organism's genes. In both prokaryotic and eukaryotic cells, the outcome of cell reproduction is a pair of daughter cells, which are genetically identical to the parent cell.

Explanation:

The biomolecule that contains all of an organism’s genes is DNA (Deoxyribonucleic Acid). During the process of mitosis, the genomic DNA is replicated and then allocated into the daughter cells.

This ensures that each new cell contains an exact copy of the genetic material, preserving the organism's complete genetic makeup in each individual cell. Just as you pointed out, when mitosis is correctly completed, the daughter cells should contain exact copies of all of an organism's genes.

In both prokaryotic and eukaryotic cells, the outcome of cell reproduction is a pair of daughter cells, which are genetically identical to the parent cell. This is known as cellular cloning. In bacterial cells, an analogous simpler process called binary fission occurs, where the single, circular DNA chromosome of the bacteria is replicated and passed onto the offspring cells, achieving the same outcome of identical genetic information.

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HELP! ANSWER IF YOU KNOW!!

In the ocean, what is a land form similar to a valley known as?

A) It is known as a rift.

B) It is known as the ocean basin.

C) It is known as the mid-ocean ridge.

D) It is known as an underwater valley.

Answers

A is the correct answer

Which of these best describes Earth’s crust?
Inner layer consisting of two parts
Middle layer, density increases with depth
Top portion called asthenosphere, thickest layer
Thinnest under the oceans and thickest under continents

Answers

D. Thinnest under the oceans and thickest under continents

Explanation - Earth is divided into three layers - crust, mantle and core. Crust is the outer most layer, mantle being the middle one and core is the innermost layer.

Beneath the oceans, crust is thin whereas beneath the continents, crust is the  thickest. The density of the Earth's crust is least or minimum as compared to the mantle and core. The composition of crust are as follows -  

Solid rock has silicon and oxygen .Oceanic crust has basalt .Continental crust has granite .

Answer:

D. Thinnest under the oceans and thickest under continents

Plants are used on slopes to prevent erosion. Which of these plants would be the best choice to plant on a slope to provide erosion control? A. dandelions B. grass C. oak trees D. hickory trees

Answers

The best plant among the following that can help in this is Hickory trees and oak trees.

Answer: Option C & D

Explanation:

When there is a huge land slide or a heavy rainfall the top layer of the soil gets eroded thereby causing a large decline in the fertility of the soil. In addition this also causes a large hindrance for inhabitants of the particular place.

Hence trees like hickory have large roots that bind the soil and prevent the run off through soil erosion. And the best shade trees like oak trees are helps to prevent erosion.

Plants used on slopes to prevent erosion are oak trees and hickory trees.

The correct options  are C and D.

What is soil erosion?

Soil erosion is the removal of topsoil with the heavy flow of water.

This flow of topsoil removes the nutrients and good soil.

It depletes the quality of soil.

Thus, to prevent soil erosion, we should plant trees on barren lands.

The roots f tress and plants hold the soil and prevent from flowing it.

Thus, the correct options are C. oak trees, D. hickory trees.

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What ultimately happens to Abigail Williams?Question 19 options:She is convicted as an adulteress and imprisoned.She steals money from her uncle and flees Salem with Mercy Lewis.She helps John sneak out of prison and they run away together.She confesses to lying about being a witch and is beaten and imprisoned. use order of operations to simplify 8+ 5(61-(6*6)) Im not quite sure how to solve this any help would work! Ken is a producer in a perfectly competitive market structure. Identify the point where he will set his price. Read the excerpt from My Lord Bag of Rice. Another feast was prepared, more sumptuous than the first. All kinds of fish, prepared in every imaginable way, raw, stewed, boiled and roasted, served on coral trays and crystal dishes, were put before him, and the wine was the best that Hidesato had ever tasted in his life. Which element of heritage is preserved by this excerpt? Which of the following statements represents one of the differences between an experiment and an observational study?Inclusion of random sample.Introducing a change to the subgroup.Ability to calculate the mean.Ability to draw conclusions. Give examples of myths about aging that many people believe. Why are these myths harmful? please help :))) will award brainliest how much work does a 30W engine do if it operates for 40 seconds any answers to number 11? A watering can dispenses water at the rate of 0.25 gallon per minute. The original volume of water in the can was 6 gallons. Which set of ordered pairs shows the volume of water in the can in gallons (y), as a function of time in minutes (x), from the first minute after the can starts dispensing water? {(1, 6.0), (2, 5.75), (3, 5.50)} {(6.0, 1), (5.75, 2), (5.50, 3)} {(1, 5.75), (2, 5.50), (3, 5.25)} {(5.75, 1), (5.50, 2), (5.25, 3)} what is the compound inequality? a bowling boal has a mass of 5 kg. what happens to its momentum when its speed increase from 1 m/s to 2 m/s? HELP 50 pointsHow do the first few chapters foreshadow Victor's dark future?A. In the chapter, Victor tells exactly what happens to him later on.B. Bad things are always happening to Victor, from childhood on.C. Victor refers constantly to his dismal "fate".D. Robert Walton interrupts to predict and tell about Victor's future.What plot structure did Mary Shelley use to write Frankenstein?A.Chronological Order and SequenceB.Flashback and RealismC.Frame Story and EpistolaryD.In Media Res and Flashback Please help.Compare and contrast the processes of solving rational and radical equationsI only need like 2-3 sentences. Write the equation that has a slope of 1/2 and passes through the line (0,-6) 3. Fill in the chart below to review the various battles of the Indian Wars. How are interest rates calculated by financial institutions?Financial institutions generally calculate interest as (1) ______ interest or (2)_______interest. Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s). The grades received by 200 students follow a normal distribution. The mean of the grades is 70%, and the standard deviation is 7%. The number of students who received a grade greater than 70% is about __ , and the number of students who got a grade higher than 84% is about __ . EVALUATE THE EXPRESSION WHEN P = -24 AND Q = 4P/3QA. 2B. -2C. 24D. -24 Steam Workshop Downloader